Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / Stainless Works / New

Stainless Works 2004-08 F150 5.4L Headers 1-3/4in Primaries 2-1/2in High-Flow Cats Y-Pipe

Stainless Works · New

Stainless Works 2004-08 F150 5.4L Headers 1-3/4in Primaries 2-1/2in High-Flow Cats Y-Pipe

MPN 08F150HCATY · Store SKU ssw08F150HCATY

$2,307.00
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 11:52:30 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

Shipping & returns ↗This policy does not limit rights required by law.

Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

2004-08 F150 5.4L 2WD/ 4WD Triton headers with 1-3/4" diameter primaries featuring high-flow catalytic converters, 2-1/2" diameter lead pipes and clamps. Designed with Y-pipe which connects to factory connection point. Fits Supercrew 5.5' or 6.5' bed or Supercab 6.5' bed. 2004-08 F150 Triton 5.4L, Headers with 1-3/4" Primaries, with 2-1/2" Catted leads and clamps. Designed with Y-pipe to connect to factory connection point. Fits Supercrew 5.5' or 6.5' bed or Supercab 6.5' bed. Stainless Works Headers 1-3/4" With Catted Leads Factory Connect

Manufacturer fitment & guides

Check 08F150HCATY against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

Part-specific notes

  • Not CARB approved. Destination and intended-use restrictions must be checked before sale.
  • Emissions acknowledgement required before purchase.
  • California Proposition 65: Y
More from Stainless Works ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your build.